Luke 18:14
I tell you, this man went back home right with God instead of the other man. For every person who exalts himself [as important] will be humbled, but whoever humbles himself will be exalted [as important]."
1 Corinthians 1:29-31
This was all done so that no human being could boast in front of God.
2 Corinthians 10:5
We overthrow [vain] reasonings and every lofty idea raised against the knowledge of God [i.e., as revealed through the Gospel], and take captive [our] every thought to [make it] obey Christ.
2 Corinthians 10:17
[Jer. 9:24 says], "But the person who boasts should boast about the Lord."
1 Peter 5:5
And in the same way, you younger [Christians] should be [respectfully] submissive to the older ones. And all of you should [be willing to] humbly serve one another, for God stands opposed to [the efforts of] proud people, but extends His unearned favor to those [who serve] with humility.